Downloading the Geant4 package
From UCL HEP PBT Wiki
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'''Installing libraries''' | '''Installing libraries''' | ||
| + | '''ONLY CARRY OUT THIS PAGE IF YOU CAN GET ROOT ACCESS''' | ||
| + | <pre style="color: red"> | ||
NOTE: To install these additional libraries ensure you are using the terminal as a root user. If using a UCL computer, these libraries should already be installed and you can skip to the next page. If these libraries are not installed contacted your system administrator for help. | NOTE: To install these additional libraries ensure you are using the terminal as a root user. If using a UCL computer, these libraries should already be installed and you can skip to the next page. If these libraries are not installed contacted your system administrator for help. | ||
| + | </pre> | ||
How to use terminal as root user | How to use terminal as root user | ||
Open a command terminal (as shown on the previous page) and type | Open a command terminal (as shown on the previous page) and type | ||
| - | + | '''“su”''' into the command terminal. | |
| - | into the command terminal. | + | |
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| - | The first set of libraries you will need to install are the expat libraries. This library resolves XML files. To install these libraries type the command | + | You will then be prompted to enter a password. Please enter the root password that you set up when you installed linux. When you type the password you will '''not''' see any new characters appearing on the screen. THIS '''IS NORMAL'''. When you have entered your password, press the return key. You should now be presented with the line: [root@localhost your_name]# |
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| + | The first set of libraries you will need to install are the '''expat''' libraries. This library resolves '''XML''' files. To install these libraries type the command | ||
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sudo yum install expat* | sudo yum install expat* | ||
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The * makes sure that all libraries with the word “expat” are installed. | The * makes sure that all libraries with the word “expat” are installed. | ||
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| - | You will now need to install the mesa libraries. These libraries contain the visualiser OpenGL | + | When prompted to type Y or N, type '''Y''' followed by the '''return''' key. |
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| + | You will now need to install the mesa libraries. These libraries contain the visualiser '''OpenGL''' | ||
To install these libraries type the command: | To install these libraries type the command: | ||
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sudo yum install mesa* | sudo yum install mesa* | ||
| - | You will finally need to install the library cmake. This library allows you to build and run Geant4 simulations. Type the command | + | |
| + | You will finally need to install the library '''cmake'''. This library allows you to build and run Geant4 simulations. Type the command | ||
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sudo yum install cmake | sudo yum install cmake | ||
